Wiktionary
seaweedy
a. 1 Resembling or characteristic of seaweed. 2 Containing seaweed.
Usage examples of "seaweedy".
Leslie grinned internally at the image of holo-Richard hovering in midocean like some craggy Madonna of the Fishes, clownfish and Moorish idols nibbling through the seaweedy strands of his hair.